| 时间 | 土地面积 (平方公里) | 建成区面积 (平方公里) | 年平均气温 (摄氏度) |
|---|---|---|---|
| 2023 | |||
| 2022 | |||
| 2021 | |||
| 2020 | |||
| 2019 | |||
| 2018 | |||
| 2017 | 19300 | 209.00 | 17.90 |
| 2016 | 19700 | 207.00 | 17.80 |
| 2015 | 19700 | 201.00 | 19.17 |
| 2014 | 19300 | 76.63 | 19.41 |
| 2013 | 19300 | 19.42 | |
| 2012 | 19300 | 17.90 | |
| 2011 | 19400 | 18.35 | |
| 2010 | 19700 | 19.31 | |
| 2009 | 19500 | 19.16 | |
| 2008 | 19600 | 18.73 | |
| 2007 | 19400 | 20.38 | |
| 2006 | 19400 | 37.10 | 18.80 |
| 2005 | 19400 | 53.50 | 18.56 |
| 2004 | 19400 | 19.00 | |
| 2003 | 19400 | 18.90 | |
| 2002 | 19400 | 18.80 | |
| 2001 | 19400 | 18.50 | |
| 2000 | 19400 | 18.10 | |
| 1999 | 19400 | 18.70 | |
| 1998 | 19400 | ||
| 1997 | 19400 | ||
| 1996 | 19400 | ||
| 1995 | 19400 | ||
| 1994 | 19400 | ||
| 1993 | 300 | ||
| 1992 | 300 | ||
| 1991 | 300 | ||
| 1990 | 300 | ||
| 1989 | 277.00 | ||
| 1988 | 277.00 | ||
| 1987 | 277.00 | ||
| 1986 | 277.00 | ||
| 1985 | 277.00 | ||
| 1984 | 277.00 |
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